|  | // Copyright lowRISC contributors. | 
|  | // Licensed under the Apache License, Version 2.0, see LICENSE for details. | 
|  | // SPDX-License-Identifier: Apache-2.0 | 
|  |  | 
|  | module tb; | 
|  |  | 
|  | import tlul_pkg::*; | 
|  | import trial1_reg_pkg::*; | 
|  |  | 
|  | // Clock gen | 
|  | logic clk, rst_n; | 
|  | parameter time CLK_PERIOD = 10ns; | 
|  | initial begin | 
|  | clk = 0; | 
|  | forever begin | 
|  | #(CLK_PERIOD/2) clk = ~clk; | 
|  | end | 
|  | end | 
|  | // Reset gen | 
|  | initial begin | 
|  | rst_n = 1'b1; | 
|  | #(CLK_PERIOD/2.5) rst_n = 1'b0; | 
|  | #(CLK_PERIOD*4) rst_n = 1'b1; | 
|  | repeat(10000) | 
|  | @(posedge clk); | 
|  | $finish; | 
|  | end | 
|  |  | 
|  | // BUS interface | 
|  | tl_h2d_t tl_h2d; | 
|  | tl_d2h_t tl_d2h; | 
|  |  | 
|  | //logic bus_reg_valid; | 
|  | //logic bus_reg_ready; | 
|  | //bus_reg_t bus_reg; | 
|  |  | 
|  | //logic reg_bus_valid; | 
|  | //logic reg_bus_ready; | 
|  | //reg_bus_t reg_bus; | 
|  |  | 
|  | // auto generated signals to/from reg/hw | 
|  | trial1_hw2reg_t hw2reg; | 
|  | trial1_reg2hw_t reg2hw; | 
|  |  | 
|  | trial1_reg_top dut ( | 
|  | .clk_i  (clk), | 
|  | .rst_ni (rst_n), | 
|  |  | 
|  | .tl_i   (tl_h2d), | 
|  | .tl_o   (tl_d2h), | 
|  | //.bus_reg_valid, | 
|  | //.bus_reg_ready, | 
|  | //.bus_reg, | 
|  |  | 
|  | //.reg_bus_valid, | 
|  | //.reg_bus_ready, | 
|  | //.reg_bus, | 
|  |  | 
|  | .reg2hw, | 
|  | .hw2reg | 
|  | ); | 
|  |  | 
|  | trial1_test test ( | 
|  | .clk, | 
|  | .rst_n, | 
|  |  | 
|  | .tl_h2d   (tl_h2d), | 
|  | .tl_d2h   (tl_d2h), | 
|  | //.bus_reg_valid, | 
|  | //.bus_reg_ready, | 
|  | //.bus_reg, | 
|  |  | 
|  | //.reg_bus_valid, | 
|  | //.reg_bus_ready, | 
|  | //.reg_bus, | 
|  |  | 
|  | .reg2hw, | 
|  | .hw2reg | 
|  | ); | 
|  |  | 
|  | endmodule |